This is a summary of New Caledonia's Strategy for Invasive Alien Species that threaten natural ecosystems which was endorsed by the governing board of the Conservatoire d'espaces naturels (CEN) at the end of 2016. This summary was produced to raise awareness amongst New Calendonians and visitors of the priority actions that have been developed at the territory level and the urgent need for cooperative action to address this major threat to the country.